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![[variant_title] - JDY-30=JDY-31 SPP-C Bluetooth serial pass-through module wireless serial communication from machine Wireless SPPC Replace HC-05](http://smartdevice.pk/cdn/shop/products/HTB1guc2avLsK1Rjy0Fbq6xSEXXaV_1024x1024.jpg?v=1569825593)
![[variant_title] - JDY-30=JDY-31 SPP-C Bluetooth serial pass-through module wireless serial communication from machine Wireless SPPC Replace HC-05](http://smartdevice.pk/cdn/shop/products/HTB1R1g5as_vK1Rjy0Foq6xIxVXaA_1024x1024.jpg?v=1569825593)
![[variant_title] - JDY-30=JDY-31 SPP-C Bluetooth serial pass-through module wireless serial communication from machine Wireless SPPC Replace HC-05](http://smartdevice.pk/cdn/shop/products/HTB133I6aELrK1Rjy1zbq6AenFXaH_1024x1024.jpg?v=1569825593)
![[variant_title] - JDY-30=JDY-31 SPP-C Bluetooth serial pass-through module wireless serial communication from machine Wireless SPPC Replace HC-05](http://smartdevice.pk/cdn/shop/products/HTB1BrIZatfvK1RjSspoq6zfNpXaP_1024x1024.jpg?v=1569825593)
![[variant_title] - JDY-30=JDY-31 SPP-C Bluetooth serial pass-through module wireless serial communication from machine Wireless SPPC Replace HC-05](http://smartdevice.pk/cdn/shop/products/HTB1Sqc3asfrK1RjSszcq6xGGFXam_1024x1024.jpg?v=1569825593)
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JDY-30=JDY-31 SPP-C Bluetooth serial pass-through module wireless serial communication from machine Wireless SPPC Replace HC-05
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Rs.3,215.22
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Model: JDY-30 module = JDY-31 The same use.
Support Bluetooth SPP protocol, the transmission speed of up to dozens of K per second
Applications:
1: Bluetooth printer
2: Bluetooth POS machine
3: intelligent home control
4: Bluetooth wireless data transmission
JDY-30 manual download address: https: //pan.baidu.com/s/1jIBSbD8
Advantages: Replace all Bluetooth 3.0 and 2.0 serial communication modules on the market
Features:
Bluetooth V3.0 + EDR
Bluetooth Class 2
Built-in PCB radio frequency antenna
Support UART interface
3.3V power supply
Operating Frequency Band:2.4GHz -2.48GHz unlicensed ISM band
Bluetooth Specification: V2.1+EDR
Host Interface: UART
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